Neco 2018 Further Mathematics Question 32

Practice objective / multiple choice question 32 from the 2018 Neco Further Mathematics examination.

Neco 2018 Further Mathematics Objective / Multiple Choice Hard Difficulty

Question 32 NECO • 2018 • FURTHER_MATHEMATICS • objective

A jar contains 5 red, 4 blue and 3 green marbles (total 12). Three marbles are drawn without replacement. (a) Find the probability that exactly two of the drawn marbles are red. (b) Given that at least one of the drawn marbles is green, find the probability that exactly one marble is green. (c) Compute the expected number of red marbles drawn given that at least one green marble is drawn.

Correct Answer A. a) 7/22, b) 27/34, c) 135/136

B. a) 6\/22, b) 25\/34, c) 133\/136

C. a) 8\/22, b) 28\/34, c) 136\/136

D. a) 5\/22, b) 26\/34, c) 134\/136

Correct Answer

Correct Option:

a) 7/22, b) 27/34, c) 135/136

This is Neco 2018 Further Mathematics Question 32. It is one of the objective questions from the 2018 Neco Further Mathematics examination.

Difficulty level: Hard .

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